Scope of application:computer parts inspection, soldering of electronic components inspection,tools for education,mix-clay inspection,skin inspection,textile testing,jewelry appraising,collections and icon inspection,antiqua appraising,auto tiny parts inspection,pipeline internal inspection, Industrial inspection, laboratory research, medical analysis, tools for school research, insect anatomy , plant anatomy , skin examination, forensic, Printing, jewelry flawed inspection, observation of the internal structure of a variety of small parts, etc. wide range of other uses.